Engine Swap - Easy Big Block Swap
Small- and big-block clutch fan assemblies differ in size and strength. Our stock small-block clutch measured 6x21/4 inches, while the new OPG big-block clutch (PN FC57) measured a larger 71/4 x21/2-inches. The stock fan, however, interchanges small- to big-block. View Related Article
|
|